This Natural profile parameter disables modifications on the Natural system files FDDM, FNAT, FUSER, FDIC* and FSEC*.

* Not supported on this platform.

Possible settings	ON	No data can be written to, modified on or deleted from the system files. Natural issues an error message instead of performing any action that would modify any of these system files.
	OFF	Data can be written to, modified on and deleted from the system files.
Default setting	OFF
Dynamic specification	yes
Specification within session	no